Pith Number

pith:6ZI42SIX

pith:2021:6ZI42SIXFINZX6DFPJNRBDBEPN

not attested not anchored not stored refs pending

Joint Learning of Linear Time-Invariant Dynamical Systems

Aditya Modi, Ambuj Tewari, George Michailidis, Mohamad Kazem Shirani Faradonbeh

arxiv:2112.10955 v6 · 2021-12-21 · stat.ML · cs.LG · cs.SY · eess.SY · math.DS

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6ZI42SIXFINZX6DFPJNRBDBEPN}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Cited by

1 paper in Pith

Double Preconditioning (DoPr): Optimization for Test-Time Performance, not Validation Loss

Receipt and verification

First computed	2026-07-05T07:29:24.675712Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f651cd49172a1b9bf8657a5b108c247b7c76d2bf26a2a9c166576611af26ee10

Aliases

arxiv: 2112.10955 · arxiv_version: 2112.10955v6 · doi: 10.48550/arxiv.2112.10955 · pith_short_12: 6ZI42SIXFINZ · pith_short_16: 6ZI42SIXFINZX6DF · pith_short_8: 6ZI42SIX

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/6ZI42SIXFINZX6DFPJNRBDBEPN \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: f651cd49172a1b9bf8657a5b108c247b7c76d2bf26a2a9c166576611af26ee10

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3d746b02089974503a4c21d31fa341dd9dc7cc628382973abca5499bb3c370ab",
    "cross_cats_sorted": [
      "cs.LG",
      "cs.SY",
      "eess.SY",
      "math.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2021-12-21T03:09:43Z",
    "title_canon_sha256": "0931e9ad5e4a8491c450334b92ee059d3aaca9bc0fb511f128b6ae499e5b8868"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.10955",
    "kind": "arxiv",
    "version": 6
  }
}